scsi: scsi_debug: Refine sdebug_blk_mq_poll()

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Refine the sdebug_blk_mq_poll() function so it only takes the spinlock on
the queue when it can see one or more requests with the in_use bitmap flag
set.

Link: https://lore.kernel.org/r/20220109012853.301953-5-dgilbert@interlog.com
Signed-off-by: Douglas Gilbert <dgilbert@interlog.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

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Douglas Gilbert 2022-01-08 20:28:48 -05:00 • committed by Martin K. Petersen

parent 7d5a129b86

commit b05d4e481e

1 changed files with 16 additions and 5 deletions

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drivers/scsi/scsi_debug.c

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